{"rewrite":{"id":"r_8041911499f400e557292831","clusterId":"c_8d73432d296dcc6061cfd342","slug":"cycaltrust-patent-covers-authenticity-checks-built-on-iso-26345","model":"deepseek-v4-1-flash","headline":"Cycaltrust Patent Covers Authenticity Checks Built On ISO 26345","summary":"Cycaltrust Inc. obtained Japanese patent No. 7910837 for its Appraisal Certification System, which generates Chain of Custody and Chain of Provenance trails for physical, digital, and hybrid assets across organizations and judges authenticity from the continuity, consistency, and mutual correspondence of the two. The patent covers implementation work built on ISO 26345, the blockchain provenance standard the company is drafting in ISO/TC307 (WG8).","whyItMatters":"Cycaltrust is protecting the implementation layer of a standard it is itself writing, so its 40-plus patent portfolio sits directly under the provenance checks that the Cyber Response Capability Enhancement Act makes critical infrastructure operators report on from October 1.","webCardHtml":"\u003cp\u003ePatent No. 7910837 covers a system for judging the strength of authenticity from how two evidence trails line up. Chain of Custody tracks who held an asset. Chain of Provenance tracks where it came from. The system applies across physical products, digital content, and hybrid categories such as real-world assets and digital twins, spanning multiple organizations.\u003c/p\u003e\u003cp\u003eThe patent sits on top of ISO 26345, a blockchain standard Cycaltrust is drafting as original text lead in ISO/TC307 (WG8). Under the company\u0026#39;s split, ISO 26345 opens a common verification framework between organizations while the patent portfolio, more than 40 patents, protects the implementation built on it.\u003c/p\u003e","blueskyPost":"Cycaltrust is drafting ISO 26345 in ISO/TC307 while its Japanese patent No. 7910837 already covers implementations built on that draft. The company patents the standard it is still writing.","twitterPost":"Cycaltrust holds a patent on work built on ISO 26345, the provenance standard it is still drafting in ISO/TC307.","threadsPost":"Cycaltrust's patent No. 7910837 covers authenticity checks built on ISO 26345, the blockchain provenance standard the company is drafting in ISO/TC307 (WG8). The patent and the standard come from the same party, so the draft and the private claim advance together.","newsletterBlurb":"Cycaltrust Inc. has obtained Japanese patent No. 7910837 for its Appraisal Certification System, which builds Chain of Custody and Chain of Provenance trails across organizations and judges authenticity from their continuity, consistency, and mutual correspondence. The patent covers implementation on top of ISO 26345, the blockchain provenance standard the company is drafting in ISO/TC307 (WG8). Cycaltrust describes the arrangement as an open-close strategy: open standards, protected implementations, with more than 40 patents in the portfolio.","attributionJson":"[{\"source\":\"ASCII.jp\",\"url\":\"https://ascii.jp/elem/000/004/438/4438336/?rss\",\"title\":\"[Japan First] Patent Granted for Invention That Determines \\\"Authenticity\\\" Using Cross-Border Evidence \\\"CoC (Chain of Custody)\\\" × \\\"CoP (Chain of Provenance)\\\". Supply Chain Safety Ensured Through \\\"Open-Close Strategy\\\" With International Standard \\\"ISO 26345\\\"\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":4645,"outputTokens":700,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1791161062,"createdAt":"2026-10-05T00:40:49.000Z","publishedAt":"2026-10-05T00:43:22.000Z","updatedAt":"2026-10-05T00:43:22.000Z"},"cluster":{"id":"c_8d73432d296dcc6061cfd342","canonicalTitle":"【日本初】国境を跨ぐ証跡「CoC（管理連鎖）」×「CoP（来歴連鎖）」で「真正性」を判定する発明が特許査定。国際標準規格「ISO26345」との「オープンクローズ戦略」でサプライチェーンの安全性を担保","representativeArticleId":"a_ea76b1a998000b99ee9d1c4f","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[],\"studios\":[],\"people\":[],\"type\":\"business\",\"domain\":\"other\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-09-29T09:31:01.000Z","lastSeenAt":"2026-09-29T09:31:01.000Z","updatedAt":"2026-10-05T00:43:20.000Z"},"attribution":[{"source":"ASCII.jp","url":"https://ascii.jp/elem/000/004/438/4438336/?rss","title":"【日本初】国境を跨ぐ証跡「CoC（管理連鎖）」×「CoP（来歴連鎖）」で「真正性」を判定する発明が特許査定。国際標準規格「ISO26345」との「オープンクローズ戦略」でサプライチェーンの安全性を担保"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":[],"studios":[],"people":[],"type":"business","domain":"other","is_roundup":false},"keyFacts":null}